Plss help its due in 6 hours

Choose the more precise measurement. 26.4 cm or 8.39 cm

The customer price index(cpi), which measures the cost of a typical package of customer goods, was 208.8 in 2011 and 244.1 in 2016.let x=11 corresponding to the year 2011 an estimate to cpi into 2013 and 2014. assume that the data can be modeled by a straight line and the trend to continue idenfinitely. use data points to find such a line and then estimate the requested quantities

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart